HYDROMEA LUMA 100 Manual

A fast, low-power, optical underwater communication system

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LUMA 100
a fast, low-power, optical underwater communication system
Manual
Ver 1.2
4/2021

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Summary of Contents for HYDROMEA LUMA 100

  • Page 1 LUMA 100 a fast, low-power, optical underwater communication system Manual Ver 1.2 4/2021...
  • Page 2: Table Of Contents

    3.2.6 Beacon period ......................7 3.2.7 Auto off delay ......................7 Sleep mode configuration example: ................7 Firmware update ......................8 Maintenance ........................... 8 Electrical and Software Characteristics .................. 9 Mechanical Characteristics ....................10 Errata ............................. 12 LUMA 100 4/2021...
  • Page 3: Introduction

    1 Introduction The LUMA 100 is an optical modem for fast, reliable underwater communication. Each LUMA 100 is a full transceiver and thus capable of half-duplex communication (transmission and reception). A deep-sleep mode which the modem will enter after no data was received or transmitted for a set amount of time drastically reduces the power consumption.
  • Page 4: Modem Configuration

    3 Modem configuration The LUMA modems can be configured with the LumaConf software, available here (note: LumaConf for the LUMA 250LP also works with LUMA 100): https://files.hydromea.com/luma/LumaConf_250LP.zip The LUMA modems can be configured with the LumaConf software. LumaConf runs on Windows 7, Windows 8 and Windows 10, 64 bit version.
  • Page 5: Connecting The Modem

     The modem is now in configuration mode, which allows you to change the modem settings. Changed settings will be applied instantly but will revert to the previous settings after a power cycle. To save the new settings to the modem’s internal flash 4/2021 LUMA 100...
  • Page 6: Communication Settings

     Burst (+30) correction: A codec that can detect and fix burst errors. It adds 30 bytes to the packet size. Burst correction is supported for serial baud-rates of 9600 bps and 19200 bps. Higher baud-rates can be used only if the average speed of data transmission is below 19200 bps. LUMA 100 4/2021...
  • Page 7: Packet Transmit Mode

    The current consumption in this case would be around 25-30 mA, until the interference source is removed. 4/2021 LUMA 100...
  • Page 8: Firmware Update

    Please wash the modem with warm water (only) to remove any built-up which could negatively affect its operation. Apply a thin film of silicone grease to the rubber part of the connector pins to protect the connector and to facilitate mating. For maintenance details regarding the connector follow SeaConn's instructions. LUMA 100 4/2021...
  • Page 9: Electrical And Software Characteristics

    Software selectable: Forward error correction, overhead 2:1 Forward error correction, overhead 1,5:1 Burst error correction Auto sleep Software selectable: 0 (= off), 1 – 60000 seconds Beacon signal interval Software selectable: 0 (= off), 1 – 120 seconds 4/2021 LUMA 100...
  • Page 10: Mechanical Characteristics

    RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL HYDROMEA BE LIABLE FOR ANY DIRECT, INDIRECT, ONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF HYDROMEA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
  • Page 11 4/2021 LUMA 100...
  • Page 12: Errata

    7 Errata Version Release date Errata 1.4.2021 Original version 22.12.2021  Updated logo  Added Errata  Updated links to LumaConf 7.4.2022  Updated link to LumaConf LUMA 100 4/2021...

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